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Merck

H43407

3-Hydroxy-2-methyl-4-pyrone

99%

Synonym(s):

3-Hydroxy-2-methyl-4H-pyran-4-one, Larixinic acid, Maltol

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About This Item

Empirical Formula (Hill Notation):
C6H6O3
CAS Number:
Molecular Weight:
126.11
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
204-271-8
Beilstein/REAXYS Number:
112169
MDL number:
Assay:
99%
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assay

99%

autoignition temp.

1364 °F

expl. lim.

25 %

mp

160-164 °C (lit.)

SMILES string

CC1=C(O)C(=O)C=CO1

InChI

1S/C6H6O3/c1-4-6(8)5(7)2-3-9-4/h2-3,8H,1H3

InChI key

XPCTZQVDEJYUGT-UHFFFAOYSA-N



pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral

Storage Class

11 - Combustible Solids

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

Substances Subject to be Indicated Names

ishl_indicated

Substances Subject to be Notified Names

ishl_notified



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Anwar Anwar-Mohamed et al.
Toxicology in vitro : an international journal published in association with BIBRA, 21(4), 685-690 (2007-02-24)
Maltol is used extensively as a flavor-enhancing agent, food preservative, antioxidant, and also in cosmetic and pharmaceutical formulations. However, a number of studies have shown that maltol may induce carcinogenicity and toxicity but the mechanisms involved remain unknown. Therefore, we
Tamás Jakusch et al.
Dalton transactions (Cambridge, England : 2003), (13)(13), 2428-2437 (2009-03-18)
The interactions of various insulin mimetic oxovanadium(IV) compounds with serum proteins were studied in model systems and in ex vivo samples. For the modeling study, an earlier in situ method was extended and applied to the formation of ternary complexes
Sílvia Chaves et al.
Journal of inorganic biochemistry, 114, 38-46 (2012-06-13)
The O,S-donor analogues of maltol and deferiprone (DMHP), respectively, thiomaltol and DMHTP, have been investigated in solution for their iron-complexation ability, as well as their electrochemical behaviors, in the presence and absence of iron, aimed at the rationalization of their